Feb222017

Nozzle F Factor

By

The stresses around a nozzle located in a cylindrical shell are not the same in all directions. If a non-round nozzle is oriented in the correct direction, ASME allows us to take advantage of this.

READ MORE

Feb222017

Stainless Stress Values

By

The IID book provides many rows of stress properties for one grade of stainless steel pipe. Line items welded, seamless, low, high and regular carbon and high and low stress. How to choose the correct row?

READ MORE

Feb222017

Unlisted Materials

By

Registered fittings for Canadian use need to be made from certified materials but if they are not listed in a North American standard then adoption is required. When this is allowed and how it is applied is discussed, along with the pitfalls.

READ MORE